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-rw-r--r--challenge-069/mark-anderson/raku/ch-1.raku8
-rw-r--r--challenge-069/mark-anderson/raku/ch-2.raku7
2 files changed, 15 insertions, 0 deletions
diff --git a/challenge-069/mark-anderson/raku/ch-1.raku b/challenge-069/mark-anderson/raku/ch-1.raku
new file mode 100644
index 0000000000..dae8939cdb
--- /dev/null
+++ b/challenge-069/mark-anderson/raku/ch-1.raku
@@ -0,0 +1,8 @@
+#!/usr/bin/env raku
+
+sub MAIN(UInt $A, UInt $B where 1 <= $A <= $B <= 10**6) {
+ for $A..$B -> $num {
+ next if $num ~~ /<-[01689]>/;
+ say $num if $num.flip.trans("69" => "96") eq $num;
+ }
+}
diff --git a/challenge-069/mark-anderson/raku/ch-2.raku b/challenge-069/mark-anderson/raku/ch-2.raku
new file mode 100644
index 0000000000..51fd2355d8
--- /dev/null
+++ b/challenge-069/mark-anderson/raku/ch-2.raku
@@ -0,0 +1,7 @@
+#!/usr/bin/env raku
+
+my $SN = q{};
+
+$SN ~= "0" ~ $SN.flip.trans("01" => "10") for ^30;
+
+say $SN;